import { NULL, GraphicString, ASN1Element as _Element } from '@wildboar/asn1';
import * as $ from '@wildboar/asn1/functional';
/**
 * @summary SmUserInfoSent
 * @description
 *
 * ### ASN.1 Definition:
 *
 * ```asn1
 * SmUserInfoSent  ::=  CHOICE {
 *   nothingSent      NULL,
 *   informationSent  GraphicString
 * }
 * ```
 */
export type SmUserInfoSent = {
    nothingSent: NULL;
} | {
    informationSent: GraphicString;
};
/**
 * @summary Decodes an ASN.1 element into a(n) SmUserInfoSent
 * @function
 * @param {_Element} el The element being decoded.
 * @returns {SmUserInfoSent} The decoded data structure.
 */
export declare function _decode_SmUserInfoSent(el: _Element): SmUserInfoSent;
/**
 * @summary Encodes a(n) SmUserInfoSent into an ASN.1 Element.
 * @function
 * @param value The element being encoded.
 * @param elGetter A function that can be used to get new ASN.1 elements.
 * @returns {_Element} The SmUserInfoSent, encoded as an ASN.1 Element.
 */
export declare function _encode_SmUserInfoSent(value: SmUserInfoSent, elGetter: $.ASN1Encoder<SmUserInfoSent>): _Element;
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